Home / 132,282.08-198,348.48-43,511.60

Finding the Fourth Proportional to 132,282.08, 198,348.48 and 43,511.60

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Solution

The fourth proportional to 132,282.08, 198,348.48 and 43,511.60 is: 65,242.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,282.08 : 198,348.48 = 43,511.60 : x
  2. Step 2: Convert to fraction form
    132,282.08/198,348.48 = 43,511.60/x
  3. Step 3: Cross multiply
    132,282.08x = 198,348.48 × 43,511.60
  4. Step 4: Simplify right side
    132,282.08x = 8,630,459,722.37
  5. Step 5: Solve for x
    x = 8,630,459,722.37/132,282.08
  6. Step 6: Final answer
    x = 65,242.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.